121223800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 314645040

約数和(自身を除く): 193421240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 25, 38, 40, 46, 50, 73, 76, 92, 95, 100, 115, 146, 152, 184, 190, 200, 230, 292, 361, 365, 380, 437, 460, 475, 575, 584, 722, 730, 760, 874, 920, 950, 1150, 1387, 1444, 1460, 1679, 1748, 1805, 1825, 1900, 2185, 2300, 2774, 2888, 2920, 3358, 3496, 3610, 3650, 3800, 4370, 4600, 5548, 6716, 6935, 7220, 7300, 8303, 8395, 8740, 9025, 10925, 11096, 13432, 13870, 14440, 14600, 16606, 16790, 17480, 18050, 21850, 26353, 27740, 31901, 33212, 33580, 34675, 36100, 41515, 41975, 43700, 52706, 55480, 63802, 66424, 67160, 69350, 72200, 83030, 83950, 87400, 105412, 127604, 131765, 138700, 159505, 166060, 167900, 207575, 210824, 255208, 263530, 277400, 319010, 332120, 335800, 415150, 527060, 606119, 638020, 658825, 797525, 830300, 1054120, 1212238, 1276040, 1317650, 1595050, 1660600, 2424476, 2635300, 3030595, 3190100, 4848952, 5270600, 6061190, 6380200, 12122380, 15152975, 24244760, 30305950, 60611900, 121223800]

約数ペア:

[(1, 121223800), (2, 60611900), (4, 30305950), (5, 24244760), (8, 15152975), (10, 12122380), (19, 6380200), (20, 6061190), (23, 5270600), (25, 4848952), (38, 3190100), (40, 3030595), (46, 2635300), (50, 2424476), (73, 1660600), (76, 1595050), (92, 1317650), (95, 1276040), (100, 1212238), (115, 1054120), (146, 830300), (152, 797525), (184, 658825), (190, 638020), (200, 606119), (230, 527060), (292, 415150), (361, 335800), (365, 332120), (380, 319010), (437, 277400), (460, 263530), (475, 255208), (575, 210824), (584, 207575), (722, 167900), (730, 166060), (760, 159505), (874, 138700), (920, 131765), (950, 127604), (1150, 105412), (1387, 87400), (1444, 83950), (1460, 83030), (1679, 72200), (1748, 69350), (1805, 67160), (1825, 66424), (1900, 63802), (2185, 55480), (2300, 52706), (2774, 43700), (2888, 41975), (2920, 41515), (3358, 36100), (3496, 34675), (3610, 33580), (3650, 33212), (3800, 31901), (4370, 27740), (4600, 26353), (5548, 21850), (6716, 18050), (6935, 17480), (7220, 16790), (7300, 16606), (8303, 14600), (8395, 14440), (8740, 13870), (9025, 13432), (10925, 11096)]